SSpan tables for ridged farm portals in solid timberSpan tables for ridged farm portals in solid timberde H. J. BurgessEdiciones (1)Span tables for ridged farm portals in solid timber (1970)Timber Research and Development Association · inglésMás obras de H. J. BurgessAAn approach to rational design of ply-box beamsAn approach to rational design of ply-box beamsFFurther applications of Trada span chartsFurther applications of Trada span chartsIIntroduction to the design of ply-web beamsIntroduction to the design of ply-web beams